Home / 76,658,577.60-114,987,866.40-55,047,518.40

Finding the Fourth Proportional to 76,658,577.60, 114,987,866.40 and 55,047,518.40

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Solution

The fourth proportional to 76,658,577.60, 114,987,866.40 and 55,047,518.40 is: 82,571,277.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,658,577.60 : 114,987,866.40 = 55,047,518.40 : x
  2. Step 2: Convert to fraction form
    76,658,577.60/114,987,866.40 = 55,047,518.40/x
  3. Step 3: Cross multiply
    76,658,577.60x = 114,987,866.40 × 55,047,518.40
  4. Step 4: Simplify right side
    76,658,577.60x = 6,329,796,691,430,742
  5. Step 5: Solve for x
    x = 6,329,796,691,430,742/76,658,577.60
  6. Step 6: Final answer
    x = 82,571,277.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.